<div class="row content-tabs">
    <button class="roll-nav roll-left J_tabLeft"><i class="anticon icon-doubleleft"></i>
    </button>
    <nav class="page-tabs J_menuTabs">
        <div class="page-tabs-content">
            <a href="javascript:;" class="active J_menuTab" data-id="index_v1.html">
                <i class="anticon icon-dashboard"></i>
            </a>
        </div>
    </nav>
    <button class="roll-nav roll-right J_tabRight"><i class="anticon icon-doubleright"></i>
    </button>
    <div class="btn-group roll-nav roll-right">
        <button class="dropdown J_tabClose" data-toggle="dropdown">
            <i class="anticon icon-circledowno"></i>
        </button>
        <ul role="menu" class="dropdown-menu dropdown-menu-right">
            <li class="J_tabShowActive"><a>定位当前选项卡</a>
            </li>
            <li class="divider"></li>
            <li class="J_tabCloseAll"><a>关闭全部选项卡</a>
            </li>
            <li class="J_tabCloseOther"><a>关闭其他选项卡</a>
            </li>
        </ul>
    </div>
</div>